But trying to stop all the nation's meth chefs makes as much sense as building a wall along the Mexican border.

2013, Mike Power, Drugs 2.0

Owsley Stanley, the world's most exacting and prolific LSD chef who supplied the majority of America's West Coast with LSD in the 1960s, claimed he made so much acid not because he wanted to change the world, but rather because it was almost impossible not to make vast quantities of the drug once the synthesis had been embarked upon.

When used in reference to a cook with no sous-chefs or other workers beneath him, the term connotes a certain degree of prestige—whether culinary education or ability—distinguishing the chef from a “cook”. As a borrowing, chef was originally italicized, but such treatment is now obsolete.